/* Soot - a J*va Optimization Framework
 * Copyright (C) 1997-1999 Raja Vallee-Rai
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

package soot.jbco.bafTransformations;

import java.util.*;

import soot.Body;
import soot.BodyTransformer;
import soot.Unit;
import soot.baf.GotoInst;
import soot.baf.JSRInst;
import soot.baf.TargetArgInst;
import soot.jbco.IJbcoTransform;

public class BAFCounter extends BodyTransformer implements IJbcoTransform {

	static int count = 0;
	public static String dependancies[] = new String[] { "bb.jbco_counter" };

	public String[] getDependancies() {
		return dependancies;
	}

	public static String name = "bb.jbco_counter";

	public String getName() {
		return name;
	}

	public void outputSummary() {
		out.println("Count: " + count);
	}

	protected void internalTransform(Body b, String phaseName, Map<String, String> options) {
		for (Unit u : b.getUnits()) {
			if (u instanceof TargetArgInst && !(u instanceof GotoInst)
					&& !(u instanceof JSRInst))
				count++;
		}
	}
}
